/**
 * 
 */
package intf;

/**
 * @author sigolaev_va
 *
 */
public interface IDataSource extends IBorder
{
	/**
	 * Level count
	 * @return int with a number of levels
	 */
	int getLevelCount();
	
	ILevel getLevel(int levelindex);
	
	
	
	/**
	 * Radius of circles to be generated
	 * @return double with a value for radius to use
	 */
	double R();
	
	
}
